<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta http-equiv="X-UA-Compatible" content="IE=edge">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>设置css属性示例</title>
    <script src="js/jquery-3.6.0.min.js"type="text/javascript">
    </script>
    <script type="text/javascript">
    $(document).ready(function(){
        $("button").click(function(){
            $("p").css({"font-size":"200%","backgrgroud-color":"yellow","border":"6px doubie blue"});
        });
    });
    </script>
</head>
<body>
    <h2>单击按钮看看段落字体、背景和边框的变化</h2>
    <p>段落内容换肤</p>
    <button type="button">段落换肤</button>
</body>
</html>